भारतीय संविधान का कौन सा अनुच्छेद 'अस्पृश्यता' (छुआछूत) का उन्मूलन करता है और किसी भी रूप में इसके आचरण का निषेध करता है?

Under which list of the Seventh Schedule of the Constitution of India does 'Economic and Social Planning' fall?

Which Article of the Indian Constitution, which was abrogated in 2019, had provided special status to the erstwhile state of Jammu and Kashmir?